Spring Valley, Illinois Climate
United States
Pop. 5,314 Elev. 183 m / 600 ft
TZ: America/Chicago (UTC-5) ·
Spring Valley is largely arid, with warm summers peaking at 88°F (31°C) in July and cold winters around 16°F (-9°C) in January. Humidity pushes the summer feels-like temperature to 101°F (38°C), while wind chill can drive winter lows to 7°F (-14°C). Precipitation occurs on roughly 43 days per year (27.6 in / 701 mm total), with snow on 3 days and 31 in (787 mm) of annual accumulation. The city averages 127 sunny days per year and around 28 thunderstorm days. Nearby lake water reaches 79°F (26°C) in summer.
| Temperature | 88°F (31°C) high | 16°F (-9°C) low |
| Feels like | 101°F (38°C) high | 7°F (-14°C) low |
| Rain | 43 days | 27.6 in (701 mm) /yr |
| Snow | 3 days | 31.0 in (787 mm) /yr |
| Sky | 127 sunny | 28 stormy |
| Wind | 2.7 mph (1.2 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Jun, Sep, Oct
Sky & Air by Month
Cloud cover (%)
53
Jan 60
Feb 52
Mar 67
Apr 57
May 52
Jun 65
Jul 51
Aug 37
Sep 44
Oct 54
Nov 73
Dec Humidity (%)
61
Jan 65
Feb 58
Mar 60
Apr 59
May 62
Jun 70
Jul 74
Aug 60
Sep 61
Oct 65
Nov 77
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 53 mi General Wayne A. Downing Peoria International Airport (PIA)
Ski resort 61 mi
National park 86 mi Historic Pullman Foundation Exhibit Hall
Hospital 0 mi Saint Margaret's Hospital
Hiking trail 22 mi Spring Lake Park
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 32°F 0°C | 16°F -9°C | 0.7 in 17 mm | 4.2 in107 mm | 14 |
| February | 37°F 3°C | 21°F -6°C | 0.2 in 6 mm | 5.5 in139 mm | 8 |
| March | 59°F 15°C | 37°F 3°C | 2.9 in 74 mm | 5.0 in127 mm | 11 |
| April | 64°F 18°C | 45°F 7°C | 2.8 in 71 mm | — | 6 |
| May | 73°F 23°C | 52°F 11°C | 3.5 in 89 mm | — | 10 |
| June | 87°F 30°C | 66°F 19°C | 2.8 in 71 mm | — | 10 |
| July | 88°F 31°C | 71°F 22°C | 5.1 in 129 mm | — | 6 |
| August | 81°F 27°C | 64°F 18°C | 3.4 in 87 mm | — | 15 |
| September | 82°F 28°C | 57°F 14°C | 1.1 in 29 mm | — | 20 |
| October | 70°F 21°C | 50°F 10°C | 2.1 in 53 mm | — | 13 |
| November | 52°F 11°C | 36°F 2°C | 1.1 in 27 mm | 9.3 in237 mm | 10 |
| December | 36°F 2°C | 20°F -7°C | 1.8 in 46 mm | 7.0 in177 mm | 4 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 14 | 0 |
| February | 8 | 0 |
| March | 11 | 4 |
| April | 6 | 2 |
| May | 10 | 3 |
| June | 10 | 3 |
| July | 6 | 6 |
| August | 15 | 5 |
| September | 20 | 2 |
| October | 13 | 2 |
| November | 10 | 0 |
| December | 4 | 1 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 42°F 6°C |
| April | 53°F 12°C |
| May | 61°F 16°C |
| June | 73°F 23°C |
| July | 79°F 26°C |
| August | 75°F 24°C |
| September | 68°F 20°C |
| October | 59°F 15°C |
| November | 43°F 6°C |
| December | 32°F 0°C |